Reasonin Rakesh Yadav

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24. Some equations are solved on
the basis of a certain system.
Find the correct value for the
unsolved equation on that
basis.
If 324 × 289 = 35, 441 × 484 =
43, 625 × 400 = 45, find the
value of 256 × 729 = ?
dqN lehdj.k ,d fo'ks"k fu;e ls gy fd;s
tkrs gSA rks bl vk/kj ij dqN vulqy>s iz'uksa
dk lgh mÙkj Kkr djsa\
;fn 324 × 289 = 35, 441 × 484 =
43, 625 × 400 = 45, 256 × 729 =
? dk eku Kkr djsa\
(a) 33 (b) 35
(c) 43 (d) 34
25. Out of 100 families in the
neighbourhood, 50 members
have radios, 75 members have
TVs and 25 members have
VCRs. Only 10 families have all
three and each VCR owner also
has a TV. If some families have
radio only, how many have only
TV?
iM+ksl ds 100 ifjokj esa 50 lnL; jsfM;ksa
75 lnL; Vh-oh- vkSj 25 lnL; ds ikl
oh-lh-vkj- gSA dsoy 10 ifjokjksa ds ikl
lHkh rhu gSA vkSj izR;sd oh-lh-vkj okys ds
ikl ,d Vh-oh- Hkh gSA ;fn dqN ifjokj ds
ikl dsoy jsfM;ksa gSa] rks fdrus ifjokj ds
ikl dsoy Vh-oh gS\
(a) 30 (b) 35
(c) 40 (d) 45
26. Forecast the Growth Rate for
the years 1995 from the
following data:
fuEufyf[kr vkdM+ksa ls o"kZ 1995 rd o`f¼
nj dk iwokZuqeku%
Years
Growth
Rate
1990 1991 1992 1993 1994 1995
3.5 3.7 4.1 4.9 6.5 ?
(a) 7.8 (b) 8.6
(c) 9.7 (d) 9.9
27. In a group of equal number of
cows and herdsmen the
number of legs was 28 less
than four times the number of
heads. The number of herdsmen
was
,d lewg es leku la[;k esa xk; vkSj pkjokgs
gSA Vkaxks dh la[;k fljks a dh la[;k ds 4 xqus
ls 28 de gSA rks pkjokgksa dh la[;k Kkr djs\
(a) 7 (b) 28
(c) 21 (d) 14
28. If 16 ÷ 4 = 74
21 ÷ 7 = 33
81 ÷ 9 = 99
then 55 ÷ 5 = ?
(a) 110 (b) 1001
(c) 11 (d) 1011
29. T h e p o p u l a t i o n o f a c i t y
doubles every 7 years. If in
2009 population is 12483, by
w hich year population
increases by 49932?
,d 'kgj dh vkcknh izR;sd 7 o"kZ esa nksxquh
gks tkrh gSA ;fn 2009 esa vkcknh 12483
gSA rks fdl o"kZ rd vkcknh 49932 gks
tk;sxh\
(a) 2016 (b) 2023
(c) 2030 (d) 2037
30. Ravi has spent a quarter
his life as a boy, one-fifth
1
4 of
1
5
1
as a youth, one-third
3
as
man and thirteen (13) years in
old age. What is his present
age?
jfo vius thou dk 1
4 fgLlk ,d yM+ds
dh rjg 1
5 fgLlk uo;qod dh rjg 1
3
fgLlk vkneh dh rjg vkSj (13) o"kZ cq